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GB8505914D0 - Moisture sensitive material - Google Patents

Moisture sensitive material

Info

Publication number
GB8505914D0
GB8505914D0 GB858505914A GB8505914A GB8505914D0 GB 8505914 D0 GB8505914 D0 GB 8505914D0 GB 858505914 A GB858505914 A GB 858505914A GB 8505914 A GB8505914 A GB 8505914A GB 8505914 D0 GB8505914 D0 GB 8505914D0
Authority
GB
United Kingdom
Prior art keywords
sensitive material
moisture sensitive
moisture
sensitive
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB858505914A
Other versions
GB2158073A (en
GB2158073B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sharp Corp
Original Assignee
Sharp Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sharp Corp filed Critical Sharp Corp
Publication of GB8505914D0 publication Critical patent/GB8505914D0/en
Publication of GB2158073A publication Critical patent/GB2158073A/en
Application granted granted Critical
Publication of GB2158073B publication Critical patent/GB2158073B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • G01N27/125—Composition of the body, e.g. the composition of its sensitive layer
    • G01N27/126—Composition of the body, e.g. the composition of its sensitive layer comprising organic polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/005—Crosslinking of cellulose derivatives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B3/00—Preparation of cellulose esters of organic acids
    • C08B3/22—Post-esterification treatments, including purification
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • G01N27/121—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid for determining moisture content, e.g. humidity, of the fluid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Epoxy Resins (AREA)
GB08505914A 1984-03-08 1985-03-07 Moisture sensitive material Expired GB2158073B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59046321A JPS60188835A (en) 1984-03-08 1984-03-08 Moisture sensitive material

Publications (3)

Publication Number Publication Date
GB8505914D0 true GB8505914D0 (en) 1985-04-11
GB2158073A GB2158073A (en) 1985-11-06
GB2158073B GB2158073B (en) 1987-07-01

Family

ID=12743896

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08505914A Expired GB2158073B (en) 1984-03-08 1985-03-07 Moisture sensitive material

Country Status (4)

Country Link
US (1) US4773935A (en)
JP (1) JPS60188835A (en)
DE (1) DE3507990A1 (en)
GB (1) GB2158073B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8708201D0 (en) * 1987-04-06 1987-05-13 Cogent Ltd Gas sensor
JPH0679002B2 (en) * 1987-07-02 1994-10-05 インダストリアル・テクノロジー・リサーチ・インステイテユート Polyimide capacitance type humidity sensing element
DE68923699T2 (en) * 1988-02-08 1996-03-21 Rosemount Inc THIN FILM HUMIDITY TEST ELEMENTS AND METHOD FOR PRODUCTION.
US4990236A (en) * 1988-02-08 1991-02-05 Rosemount Inc. Thin film moisture sensing element
US5137571A (en) * 1990-06-05 1992-08-11 Rohm And Haas Company Method for improving thickeners for aqueous systems
DE19509518C2 (en) * 1995-03-20 1997-08-28 Inst Chemo Biosensorik Device for the detection of organic components and solvent vapors in the air
US6337470B1 (en) * 1997-10-06 2002-01-08 Watlow Electric Manufacturing Company Electrical components molded within a polymer composite
JP3704685B2 (en) * 2002-07-29 2005-10-12 株式会社山武 Capacitance sensor
US8039531B2 (en) * 2003-03-14 2011-10-18 Eastman Chemical Company Low molecular weight cellulose mixed esters and their use as low viscosity binders and modifiers in coating compositions
DE102004016957B4 (en) * 2004-04-06 2007-05-03 Testo Ag Measuring device for measuring the state of oils or fats
US7619242B2 (en) * 2005-02-25 2009-11-17 Xerox Corporation Celluloses and devices thereof
JP2008007780A (en) * 2007-07-11 2008-01-17 Konica Minolta Holdings Inc Cellulose ester film

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2380896A (en) * 1944-07-06 1945-07-31 Gen Aniline & Film Corp Process of preparing mixed polycarboxylic acid esters of cellulose
IL27218A (en) * 1966-01-17 1970-05-21 Aerojet General Co Reverse osmosis and membrane manufacture
US3475356A (en) * 1966-01-27 1969-10-28 Eastman Kodak Co Solvent resistant cross-linked polymers derived from cellulose esters
US3671913A (en) * 1969-03-19 1972-06-20 Saginomiya Seisakusho Inc Aging-proof humidity sensing element and method for the production thereof
US3631023A (en) * 1970-02-02 1971-12-28 Celanese Corp Continuous esterification of cellulose
US3983527A (en) * 1973-08-14 1976-09-28 Nippon Sheet Glass Co., Ltd. Humidity-sensitive sensor
JPS57115414A (en) * 1981-01-09 1982-07-17 Nippon Paint Co Ltd Novel polymeric resin composition
FR2498329A1 (en) * 1981-01-19 1982-07-23 Commissariat Energie Atomique THIN DIELECTRIC CAPACITIVE HYGROMETER AND METHOD OF MANUFACTURING THE SAME
US4520341A (en) * 1981-12-08 1985-05-28 Sharp Kabushiki Kaisha Moisture responsive element with crosslinked organic membrane and protective layering
US4562725A (en) * 1982-07-31 1986-01-07 Shimadzu Corporation Moisture sensor and a process for the production thereof

Also Published As

Publication number Publication date
JPH0412418B2 (en) 1992-03-04
DE3507990C2 (en) 1989-04-06
GB2158073A (en) 1985-11-06
DE3507990A1 (en) 1985-09-12
US4773935A (en) 1988-09-27
GB2158073B (en) 1987-07-01
JPS60188835A (en) 1985-09-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20030307